Expense Example - BlackRock Retirement Income 2030 Fund |
Dec. 31, 2025
USD ($)
|
|---|---|
| Institutional | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | $ 77 |
| Expense Example, with Redemption, 3 Years | 1,024 |
| Expense Example, with Redemption, 5 Years | 1,980 |
| Expense Example, with Redemption, 10 Years | 4,410 |
| Investor A | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 622 |
| Expense Example, with Redemption, 3 Years | 1,568 |
| Expense Example, with Redemption, 5 Years | 2,518 |
| Expense Example, with Redemption, 10 Years | $ 4,910 |